diff --git a/DBNMQTTool/dbn_mqtt_tool/device_manager.py b/DBNMQTTool/dbn_mqtt_tool/device_manager.py
index 3e36a2b..ebe8c13 100644
--- a/DBNMQTTool/dbn_mqtt_tool/device_manager.py
+++ b/DBNMQTTool/dbn_mqtt_tool/device_manager.py
@@ -92,15 +92,22 @@ class DeviceManager:
             dev.online = True
         self._notify()
 
-    def mark_online(self, dev_serial: str, extra_info: Optional[dict] = None):
+    def mark_online(self, dev_serial: str, model: str = "",
+                    hard_ver: str = "", soft_ver: str = "",
+                    extra_info: Optional[dict] = None):
         """V1.03: 设备上线初始化标记"""
         with self._lock:
             dev = self.get_or_create(dev_serial)
             dev.online = True
             dev.last_seen = datetime.now()
+            if model:
+                dev.model = model
+            if hard_ver:
+                dev.hard_ver = hard_ver
+            if soft_ver:
+                dev.soft_ver = soft_ver
             if extra_info:
                 dev.extra_info = extra_info
-                dev.soft_ver = extra_info.get("version", dev.soft_ver)
         self._notify()
 
     def set_offline(self):
diff --git a/DBNMQTTool/main.py b/DBNMQTTool/main.py
index 583b246..3b47bad 100644
--- a/DBNMQTTool/main.py
+++ b/DBNMQTTool/main.py
@@ -899,10 +899,15 @@ class MainWindow(QMainWindow):
             # V1.03: 设备上线初始化
             data = payload.get("data", {})
             dev_sn = data.get("dev_serial", dev_serial)
+            model = data.get("model", "")
+            hard_ver = data.get("hard_ver", "")
+            soft_ver = data.get("soft_ver", "")
             extra = data.get("extra_info", {})
-            self._devmgr.mark_online(dev_sn, extra)
-            self._log_recv(topic, payload, f"initialize sn={dev_sn} ver={extra.get('version','?')}")
-            self._show_json({"online": dev_sn, "info": extra})
+            self._devmgr.mark_online(dev_sn, model=model,
+                                     hard_ver=hard_ver, soft_ver=soft_ver,
+                                     extra_info=extra)
+            self._log_recv(topic, payload, f"initialize sn={dev_sn} model={model}")
+            self._show_json({"online": dev_sn, "model": model, "extra": extra})
 
         # 旧协议 / 无 cmd 字段 的消息（如 Initialize）
         elif "Method" in payload: